648
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
28 Data Comparison – FNC220 to FNC249
28.2 FNC232~238 – AND=, >, <, < >, <=, >= / Data Comparison
28.2
FNC232~238 – AND=, >, <, < >, <=, >= / Data Comparison
Outline
These instructions compare numeric values, and set a contact to ON when the condition agrees.
1. Instruction format
2. Set data (common among FNC232 to FNC238)
3. Applicable devices (common among FNC232 to FNC238)
Operand Type
Description
Data Type
Device number storing comparison data
16- or 32-bit binary
Device number storing comparison data
16- or 32-bit binary
Oper-
and
Type
Bit Devices
Word Devices
Others
System User
Digit Specification
System User
Special
Unit
Index
Con-
stant
Real
Number
Charac-
ter String
Pointer
X Y M T C S D
.b KnX KnY KnM KnS
T
C
D
R U
\G
V
Z Modify K
H
E
"
"
P
3
3
3
3
3 3 3 3
3
3 3
3
3 3
3
3
3
3
3 3 3 3
3
3 3
3
3 3
FNC 232
AND=
D
Mnemonic
Operation Condition
16-bit Instruction
5 steps
AND=
Mnemonic
Operation Condition
Continuous
Operation
32-bit Instruction
9 steps
ANDD=
Continuous
Operation
FNC 233
AND>
D
Mnemonic
Operation Condition
16-bit Instruction
5 steps
AND>
Mnemonic
Operation Condition
Continuous
Operation
32-bit Instruction
9 steps
ANDD>
Continuous
Operation
FNC 234
AND<
D
Mnemonic
Operation Condition
16-bit Instruction
5 steps
AND<
Mnemonic
Operation Condition
Continuous
Operation
32-bit Instruction
9 steps
ANDD<
Continuous
Operation
FNC 236
AND<>
D
Mnemonic
Operation Condition
16-bit Instruction
5 steps
AND<>
Mnemonic
Operation Condition
Continuous
Operation
32-bit Instruction
9 steps
ANDD<>
Continuous
Operation
FNC 237
AND<=
D
Mnemonic
Operation Condition
16-bit Instruction
5 steps
AND<=
Mnemonic
Operation Condition
Continuous
Operation
32-bit Instruction
9 steps
ANDD<=
Continuous
Operation
FNC 238
AND>=
D
Mnemonic
Operation Condition
16-bit Instruction
5 steps
AND>=
Mnemonic
Operation Condition
Continuous
Operation
32-bit Instruction
9 steps
ANDD>=
Continuous
Operation
S
1
S
2
S
1
S
2